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AT28HC256-12JU - Microchip

Description: EEPROM Memory IC 256Kbit Parallel 120 ns 32-PLCC (13.97x11.43)

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PCB Footprints
AT28HC256-12JU - Microchip PCB footprint - Plastic Leaded Chip Carrier - Plastic Leaded Chip Carrier - 32J - PLCC
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3D Models
AT28HC256-12JU - Microchip  - 3D model - Plastic Leaded Chip Carrier - 32J - PLCC
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AT28HC256-12JU Details

  • Manufacturer Part Number:

    AT28HC256-12JU

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Pin Count:

    32

  • Manufacturer Package Code:

    PLCC-32

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.32.00.51

  • Factory Lead Time:

    1 Week

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    14

  • Access Time-Max:

    120 ns

  • Additional Feature:

    AUTOMATIC WRITE

  • Command User Interface:

    NO

  • Data Polling:

    YES

  • Endurance:

    10000 Write/Erase Cycles

  • JESD-30 Code:

    R-PQCC-J32

  • JESD-609 Code:

    e3

  • Length:

    13.97 mm

  • Memory Density:

    262144 bit

  • Memory IC Type:

    EEPROM

  • Memory Width:

    8

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    32

  • Number of Words:

    32768 words

  • Number of Words Code:

    32000

  • Operating Mode:

    ASYNCHRONOUS

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Organization:

    32KX8

  • Output Characteristics:

    3-STATE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    QCCJ

  • Package Equivalence Code:

    LDCC32,.5X.6

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER

  • Page Size:

    64 words

  • Parallel/Serial:

    PARALLEL

  • Peak Reflow Temperature (Cel):

    245

  • Programming Voltage:

    5 V

  • Qualification Status:

    Not Qualified

  • Screening Level:

    MIL-STD-883

  • Seated Height-Max:

    3.556 mm

  • Standby Current-Max:

    0.0003 A

  • Supply Current-Max:

    0.08 mA

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    J BEND

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    QUAD

  • Time@Peak Reflow Temperature-Max (s):

    40

  • Toggle Bit:

    YES

  • Width:

    11.43 mm

  • Write Cycle Time-Max (tWC):

    10 ms

AT28HC256-12JU Frequently Asked Questions (FAQs)

  • The maximum operating temperature range for the AT28HC256-12JU is -40°C to +85°C.
  • It is recommended to power up the VCC pin before the VPP pin, and power down the VPP pin before the VCC pin to prevent latch-up.
  • The recommended voltage range for the VPP pin is 12.5V ± 0.5V for programming and erasing.
  • It is recommended to disable the chip select (CS) pin before powering down to prevent data corruption.
  • The maximum clock frequency for the AT28HC256-12JU is 5 MHz.

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AT28HC256-12JU Overview

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About Microchip

Microchip Technology Inc. is a leading manufacturer of microcontrollers and semiconductor devices for a wide range of applications in the aerospace, automotive, consumer electronics, industrial, and medical industries. Alongside a comprehensive product portfolio, Microchip Technology Inc. also provides easy-to-use development tools that enable engineers to create optimal designs quickly with minimal iterations to reduce risk while lowering total system costs to market. Headquartered in Chandler, Arizona, th

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Part Image AT28HC256E-12JU-T Microchip Technology Inc

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Part Image AT28HC256NE-12JI Atmel Corporation

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Part Image AT28HC256L-12JIT/R Atmel Corporation

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For a full list of alternate parts for AT28HC256-12JU, check out Findchips.com